package com.gome.wechat.program.service;

import java.util.List;

import com.gome.wechat.program.entity.GroupActivityUser;
import com.gome.wechat.program.entity.User;

/**
 * Created by liwei113 on 2017/11/2 0002.
 */
public interface GroupActivityUserService {

    GroupActivityUser save(GroupActivityUser groupActivityUser);
    
    List<GroupActivityUser> getListByUserId(Long userId);

    List<User> findJoinUserPhotos(Long groupActivity);

    Long getJoinCount(Long groupActivityId);

    GroupActivityUser  findByUserAndActivityId(Long userId,Long activityId);

}
